G3 (Strong) Geomagnetic Storm Conditions Observed on 19 Sep 2023
published: Tuesday, September 19, 2023 13:42 UTC
G3 (Strong) geomagnetic storming was briefly observed on 19 Sep at 0559 UTC with persistent CME influences. Conditions have since improved and generally active to G1 (Minor) storm levels are forecast through the remainder of the day (19 Sep). Impacts, including aurora sightings, can be reported at swpc.customersupport@noaa.gov.